darksiderucker251 darksiderucker251

05-03-2021
Mathematics

contestada

whats the solution to the given system of equations?

-5x+8y=-36
5x+7y=6

Respuesta :

WilliamOhene WilliamOhene

06-03-2021

Answer:

x=4, y=-2

Step-by-step explanation:

-5x+8y=-36

5x+7y=6

eqn 1+ eqn 2 gives

15y=-30

divide both sides by 15

y=-2, put in eqn 2

5x+7(-2)=6

5x=20 divide both sides by 5

x=4

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